Merryman, John Henry
Comaparative law : Western European and Latin American legal systems : cases and materials
Bobbs-Merril, 1978
 Buku Teks
Campbell, Enid Mona
Legal research : materials and methods
The Law Book, 1967
 Buku Teks
Powell, Richard R.B.
Materials for legal method
Foundation Press, 1952
 Buku Teks
Campbell, Enid Mona
Legal research materials and methods
[publisher not identified], [date of publication not identified]
 Buku Teks
Dowling, Noel T.
Materials for legal method
Foundation Press, 1952
 Buku Teks